Bottle Top Dispenser with Recirculating Valve, Volume Range 0.5mL - 5mL

Bottle top dispenser with springless PTFE piston and recirculating valve for use with both organic and inorganic reagents. Features smooth, jam-free operation, EasyKnob and FlexiNozzle, multiple volume ranges, autoclave compatibility, and adapters for common bottle sizes. Calibrated to ISO 17025 standards with certificate and on-site adjustment tool.